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Environmental Sciences Quiz 91 (60 MCQs)

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1. Two types of organisms consume dead and decaying matter. The difference between these two types of organisms is that ..... are consumers that feed on dead animals, while ..... actually break down plants and animals into simpler molecules.
2. Which profession is instrumental is reading design plans and designing parts that will work together to complete the project? These professionals build wind turbines, robots, and machinery from scratch.
3. You use your lips to chew your food
4. Potential threat to an estuary
5. 38% of the earth's surface is used for .....
6. ..... represents safe air quality on the Air Quality Index.
7. What is groundwater primarily used for?
8. Why can't humans survive on salt water alone?
9. The gas found in the largest concentration in the troposphere is
10. A distribution said to be symmetrical if the values are uniformity disturbed around the:
11. Which of these is NOT an example of how your community uses natural resources?
12. The human population experienced exponential growth just after
13. The flow of heat from a warmer object to a colder object when the objects are placed in direct contact is known as?
14. This what protects Earth from harmful solar radiation
15. The study of behavior-good/bad or right/wrong is called .....
16. When a community is stable with little to no change, what level of ecological succession is taking place?
17. ..... :groups of trees which exhibit uniformity in size, age, structure and arrangement.
18. It is the smallest unit of matter that retains all of the chemical properties of an element.
19. The worm grew by 2 centimetres.
20. During the period of human history known as the ....., human populationsgrew rapidly because of advances in farming methods.
21. The average salinity of seawater by weight is
22. Is the following concept true or false? "Contaminants are chemical substances, physical and biological factors that when present in the environment are higher than the allowed threshold, causing the environment to be polluted."
23. Air pollution is a consequence of fossil fuel burning by motor vehicles, factories, aircraft and rockets.
24. Frank has researched how solar technology can help save energy. Which group should Frank approach to share his findings?
25. Which of these phenomenon is not directly cased by plate tectonics
26. Which country releases the greatest quantity of carbon dioxide into the atmosphere overall?
27. Which of the following is a Nitrate?
28. What is the 5th step in the treatment of urban/suburban wastewater?
29. As nutritional energy passes trough the food chain, energy .....
30. What is the beginning of all food chains or webs?
31. Wal-Mart is opening in the small town of Vado, New Mexico. This is creating over 400 jobs in the area. Population is quickly increasing. This is an example of .....
32. ..... can cut 75% off heating costs for a building if properly done.
33. Which example would be in the hydrosphere?
34. Representations of objects or systems are
35. What is a common method to prevent water pollution from agricultural activities?
36. When clouds get too heavy and water falls back to earth in the form of rain, snow, hail or other forms.
37. What is included in the environment?
38. The Middle East is especially rich in deposits of
39. The only bee in a hive capable of laying eggs in the
40. Which takes longer, primary or secondary succession?
41. The larger a population gets, the faster it grows .....
42. Pollution occurs when people release, dump, leak, spill, or ..... the environment around us.
43. Which of the following is an example of land used as a protected area to preserve the scenery and ecosystems?
44. People who obtain food by collecting plants and by hunting wild animals or scavenging their remains are
45. ..... is the rigid outer part of the earth, consisting of the crust and upper mantle.
46. A natural resource that is naturally formed much more slowly than we use it is called
47. A doctor works in a
48. Resource available in continuous supply for the conceivable future
49. What is the difference between biomes and ecosystems?
50. Which of the following plants is likely to be a pioneer species?
51. Where is the majority of Earth's freshwater found?
52. Specific statement about what we would expect to observe if the hypothesis are true
53. Decaying organic matter.
54. Process by which individuals that are better adapted are able to survive and reproduce more successfully than individuals who are not well adapted is known as .....
55. ..... could increase the amount of oxygen in the air.
56. Carlos uses trees to make paper. He wants his children to also have trees to make paper. How can he make using paper SUSTAINABLE?
57. What is the best way to eliminate pests that have entered the operation?
58. What are some factors that might decrease a population in an area?
59. Where are the majority of the world's ice sheets currently located?
60. A variable the scientist munipulates
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